Table 2.
Single-variate analysis for factors associated with prevalence of breathlessness for 2007 and 2008 in a face-to-face population survey in South Australia
| Variable | Levels | n | Odds ratio | 95% CI | p value |
|---|---|---|---|---|---|
| Gender | Male | 2257 | 1 | ||
| Female | 3074 | 1.52 | 1.21-1.90 | <.001 | |
| Marital status | Married | 2539 | 1 | ||
| De facto | 464 | 0.67 | 0.45-0.10 | <.05 | |
| Separated/divorced | 722 | 1.73 | 1.21-2.48 | <.01 | |
| Widowed | 526 | 2.67 | 2.03-3.51 | <.001 | |
| Never married | 1066 | 0.78 | 0.58-1.05 | .10 | |
| Not stated | 14 | 0.56 | 0.07-4.39 | .58 | |
| Age | <35 | 1296 | 1 | ||
| 35-49 | 1350 | 1.00 | 0.71-1.40 | 1.0 | |
| 50-64 | 1377 | 1.72 | 1.28-2.32 | <.001 | |
| >65 | 1308 | 3.13 | 2.34-4.20 | <.001 | |
| Level of Disadvantage | Most disadvantaged | 1198 | 1 | ||
| 2 | 1167 | 0.63 | 0.45-0.87 | <.01 | |
| 3 | 954 | 0.63 | 0.45-0.89 | <.01 | |
| 4 | 918 | 0.60 | 0.44-0.83 | <.01 | |
| Least disadvantaged | 1094 | 0.46 | 0.33-0.65 | <.001 | |
| Smoking history | Never smoker | 2672 | 1 | ||
| Ex-smoker | 1622 | 1.49 | 1.18-1.88 | <.01 | |
| Current smoker | 1037 | 1.34 | 1.01-1.77 | <.05 | |
| Smoke-free home | Yes | 4472 | 1 | ||
| No | 751 | 1.53 | 1.19-1.97 | <.05 | |
| Physical activity | No activity | 1073 | 1 | ||
| Some activity but not sufficient | 2195 | 0.56 | 0.43-0.73 | <.001 | |
| Sufficient physical activity | 2034 | 0.34 | 0.25-0.46 | <.001 | |
| Body mass index* | Healthy weight | 1894 | 1 | ||
| Overweight | 1547 | 1.14 | 0.86-1.52 | .37 | |
| Obese | 1063 | 2.49 | 1.81-3.43 | <.001 | |
| Underweight | 119 | 1.14 | 0.56-2.32 | .71 |
# Single-variate logistic regression with breathlessness as the dependent variable. Controlling for clustering and weighted to the South Australian population